[llvm] r310510 - [SimplifyCFG] remove checks for crasher test from r310481

Davide Italiano via llvm-commits llvm-commits at lists.llvm.org
Thu Aug 10 00:43:03 PDT 2017

On Wed, Aug 9, 2017 at 12:42 PM, Sanjay Patel <spatel at rotateright.com> wrote:
> The IR difference is real - it seems to depend on whether you're building
> debug or release.
> This didn't change if I specified triple+layout with:
> target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
> target triple = "x86_64-unknown-linux-gnu"
> Here's what I show using a debug build of opt on x86-64 on macOS (note:
> different blocks, different phi, etc):

While I think this is unrelated to the change, it's an annoying piece
of non-determinism.
I'll try to shed some light on it today.



"There are no solved problems; there are only problems that are more
or less solved" -- Henri Poincare

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